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spring steel

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Published: 30 September 2014
Fig. 106 Cold-drawn spring steel wire (0.4% C, 1.8% Si, 0.3% Mn, 1.05% Cr, 0.25% Cu, 0.55% Ni, 0.07% Ti, 0.07% V) with ferrite decarburization layer. When such raw material is quenched, the majority of the ferrite remains ferrite, which is detrimental to the product. Source: Ref 106 More
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Published: 30 September 2014
Fig. 109 Carbon restoration (a) of decarburized layer (b) of spring steel (0.4% C, 1.8% Si, 0.3% Mn, 1.05% Cr, 0.25% Cu, 0.55% Ni, 0.07% Ti, 0.07% V. Source: Ref 106 More
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Published: 01 January 1990
Fig. 2 Effect of strip thickness on the optimum hardness of spring steel strip for high-stress use. Hardness on HRC scale may be lowered 3 to 4 points for greater toughness. Instability of ductility is sometimes encountered above 57 HRC. More
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Published: 01 January 1990
Fig. 20 Relative cost of spring steel wire More
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Published: 01 November 1995
Fig. 9 Spring-steel fasteners More
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Published: 31 December 2017
Fig. 9 Process of changing curvature on flat blued spring steel target (AISI-C1095, 48 to 51 HRC) surface impacted by hard cylindrical hammer (Carpenter extra, air-hardened tool steel, HRC = 62 to 64, r = 35 mm, or 1.38 in.). In terms of scale, each small vertical division is 0.508 μm (20 More
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Published: 01 January 2006
Fig. 9 Assembly of spring steel strip into a bracket at the bottom level of a two-level multiple-slide forming operation More
Book Chapter

By Loren Godfrey
Series: ASM Handbook
Volume: 1
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v01.a0001019
EISBN: 978-1-62708-161-0
... Abstract Steel springs are made in many types, shapes, and sizes, ranging from delicate hairsprings for instrument meters to massive buffer springs for railroad equipment. The primary focus of this article is small steel springs that are cold wound from wire. Wire springs are of four types...
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Published: 01 January 1990
Fig. 15 Effect of temperature on modulus of rigidity of spring steels More
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Published: 01 December 1998
Fig. 25 Examples of different degrees of decarburization in spring steels. (a) Partial decarburization of as-rolled AISI 9260 mod spring steel that was nickel plated edge protection. (b) Partial decarburization of hardened AISI 5160H spring steel whose surface was turned prior to hardening More
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Published: 01 January 1990
Fig. 1 Minimum tensile strength of steel spring wire. VSQ, valve-spring quality More
Book Chapter

By Mark Hayes
Series: ASM Handbook
Volume: 19
Publisher: ASM International
Published: 01 January 1996
DOI: 10.31399/asm.hb.v19.a0002377
EISBN: 978-1-62708-193-1
...; and embrittlement or cracking. The article summarizes the methods of statistical analysis of S-N data for general comparisons of fatigue strength of spring steels. The fatigue performance of springs is illustrated by Goodman diagrams. The article also exemplifies the examination of failed springs. cracking...
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Published: 01 January 1990
Fig. 9 Fatigue curves for peened and unpeened steel spring wires More
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Published: 01 January 2002
Fig. 4 Nickel plated 1095 steel pawl spring that fractured by fatigue. (a) Configuration and dimensions (given in inches) of the failed component. (b) Micrograph showing pits at edge of rivet hole. 45×. (c) Micrograph of area adjacent to rivet hole, showing delaminations (arrows) filled More
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Published: 01 January 2002
Fig. 12 Split wire in a 3.8-mm (0.148-in.) diam carbon steel spring (top). The spring at bottom appears to have a seam along its entire length, as indicated by the arrow. More
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Published: 01 January 2002
Fig. 14 Stainless steel toggle-switch spring that fractured by fatigue originating at a tool mark. (a) Configuration and dimensions (given in inches) of the spring. (b) Fracture surface, 85×; fracture origin (arrow) is at lower edge of tool mark. (c) SEM fractograph of fracture origin, 1000 More
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Published: 01 January 2002
Fig. 16 Carbon steel counterbalance spring that failed during fatigue testing. (a) Macrograph showing fracture locations (arrows). 1 3 ×. (b) Fracture surface showing dark band (arrow) that nucleated fracture. 6×. (c) Etch pits in surface. 100× More
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Published: 01 January 2002
Fig. 21 Landing-gear spring, 6150 steel, that broke during a hard landing. (a) Configuration and dimensions (given in inches) of the spring. (b) Fractograph showing fatigue crack that initiated the brittle fracture. 7× More
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